PSI - Issue 11

Fabiana Silvero et al. / Procedia Structural Integrity 11 (2018) 52–59 Silvero, et al. / Structural Integrity Procedia 00 (2018) 000 – 000

55

4

s [m]

λ [W/m K]

c [J/Kg K]

ρ [Kg/m 3 ]

δ [m]

ξ [-]

Material [inner to outer]

Building component

R1 - Pitched Roof Tile

(a) High density wood (b) Ceramic Clay Tile

0.025 0.010

0.29 0.84

1340 800

850 1900

0.084 0.123

0.299 0.081

G1 - Glazing

(a) Single Clear glazing

0.006

0.90

880

2500

0.147

0.007

(a)

IMPROVED OPTION FOR THE ROOF †‡

R1b - Pitched Roof Tile

0.84 0.29 = 0.15 = 1.80 0.25 1.15 0.85 1.15 = 1.80 = 0.35 0.35 0.35 = 0.35 = 1.80 1.15 0.85 1.15 1.15 0.85 1.15 = 1.80 = 0.35 0.35

(a) Ceramic clay tile (b) High density wood (c) Air gap (d) Glass wool felt (e) Plasterboard (a) Sand-lime plaster (b) Solid brick burned (c) Sand-lime plaster (d) Glass wool felt (e) Hollow brick (f) Thin clay plaster (a) Thin clay plaster (b) Hollow brick (c) Glass wool felt (d) Sand-lime plaster (e) Solid brick burned (f) Sand-lime plaster (a) Sand-lime plaster (b) Solid brick burned (c) Sand-lime plaster (d) Glass wool felt (e) Hollow brick (f) Thin clay plaster

0.010 0.025 1.000 0.080 0.030 0.015 0.270 0.015 0.080 0.080 0.015

800 1340 1000 840 1000 1000 840 1000 840 1000 2100 2100 1000 840 1000 840 1000 1000 840 1000 840 1000 2100

1900 850 1200

0.123 0.084 - 0.091 0.087 0.133 0.136 0.133 0.091 0.061 0.039 0.039 0.061 0.091 0.133 0.136 0.133 0.133 0.136 0.133 0.091 0.061 0.039

0.081 0.299 -

175 900 0.877 0.343 IMPROVED OPTION FOR WALL = OPTION 3 – Cladding with glass wool insulation and hollow brick W1b- Façade SE orientation 47.5cmWall

1800 1500 1800 175 1700 3000 3000 1700 175 1800 1500 1800 1800 1500 1800 175 1700 3000

0.113 1.982 0.113 0.877 1.316 0.384

(a) (b) (c) (d)(e)(f)

W2c - NE orientation 37.5cmWall

0.384 1.316 0.877 0.113 1.2480 .113

0.015 0.080 0.080 0.015 0.1700. 015

(a)(b)(c)(d)(e)(f)

W3c & P1b - NE, NW and SW 32.5cmWall

0.015 0.120 0.015 0.080 0.080 0.015

0.113 0.881 0.113 0.877 1.316 0.384

(a)(b)(c)(d)(e)(f)

s [m] [W/m 2 K] [Kg/m 2 ] [‐] [h] [W/m 2 K] [kJ/m 2 K] ORIGINAL STATE OF THE BUILDING

Table 2. Thermal parameters of the building envelope in the original state.

Building component

W1- External Wall W2 – External Wall W3 – External Wall P1 – Internal Wall F1 - Calcareous Floor R1 - Pitched Roof Tile G1a – Double Glazing R1b - Pitched Roof Tile OPTION 3 W1b- External Wall W2c – External Wall W3c – External Wall P1b – Internal Wall G1 - Glazing

0.300 0.200 0.150 0.150 0.125 0.035 0.006

1.95 2.53 2.93 2.34 2.92 4.20 5.78

459 309 234 234 277

0.406 0.653 0.792 0.644 0.635 0.993 1.000

7.89 5.04 3.59 4.59 4.06 0.59 0.06

0.79 1.65 2.35 1.51 1.85 4.17 5.76

73.0 69.4 60.2 67.5 59.7 14.2 1.80

40

5

IMPROVED OPTIONS

0.022 1.145

2.76 0.43

10

1.00 0.90

0.23 3.44

2.75 0.39

5.1

1281

30.5

0.475 0.375 0.325 0.325

0.37 0.38 0.40 0.38

654 504 429 429

0.04 0.10 0.14 0.09

18.39 15.36 14.07 15.20

0.02 0.04 0.06 0.04

68.9 66.6 69.5 69.2

† To calculate the thermal parameters of the roof, an equivalent constant thickness was used for the air gap. ‡ For some constructive elements was considered their thermal resistance (Rt) instead of their thermal conductivity.